Patent File Histories
Keyword searchable and bookmarked.
Non-Patent Literature
Nicely tabbed NPL.
USPTO Assignment Documents
Assignments, Reel and Frame copies.
USPTO Certification of Documents
Rapid certification, directly with the PTO.
Delivery Options
Convenient options, plus a portal for frequent users
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Legalization & Authentication
We legalize and authenticate a wide variety of documents.
IP Search Services
Professional IP and patent searching.
DPS has a collection of electronic file histories readily available for download. Files not in our inventory are available within hours depending on time of day requested. All Files and Documents are nicely bookmarked and with OCR searchable text.
We accept payment via check or credit card (Visa, MasterCard, or American Express).
Patent File Histories / Wrappers | |
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Delivery time: Instantly (for files on hand) to a few hours. |
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*E-File PDF (download), paper or CD-ROM nicely bookmarked and searchable. |
$1.00 per page |
Searchable PDF nicely bookmarked |
$1.00 per page |
Cited Non-Patent Literature from file histories (publications) |
$1.00 per page |
Cited US Patent references |
$2.00 each |
Cited Foreign references |
$7.50 each |
* NPL - Documents Only from PTO electronic pair or paper patent files. (sample format) |
$1.00 per page (min $50) |
* Select papers/pages or select NPL documents from US PTO paper or electronic files: additional fees may apply for searching through multiple files or Jumbo files over 1,000 + pages) |
$1.00 per page (min $50) |
* $50 minimum charge per order |
Foreign Patent File Histories | |
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DPS has contacts in every country internationally with patent offices and foreign vendors and is able to provide the best pricing and service available. |
Prices and delivery vary. See Foreign File Fees & Services. |
Assignment Document Searches and Copies | |
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Delivery time: Within one hour. |
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Complete Assignment Chain Abstract of Title & Reel/Frame Copies |
$50 + 1 per page |
Copies of Assignment Reel / Frame |
$35 + 1 per page |
Family Reports |
$35 |
Paper Patent Copies | |
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U.S. Patent |
$3.00 per patent |
WO & EP Patents or Publications |
$10.00 per patent |
Special Order non-U.S. Patent Publications |
$35.00 minimum |
U.S., EP, WO Patent Download Images |
$2.50 per patent |
Non-U.S. Patent Publications (available in our collection) |
$10.00 per patent |
CD-ROM Patent Copies | |
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U.S Patent OCR Searchable PDF Image |
$6.00 per patent |
Foreign Patent OCR Searchable PDF Image |
$10.00 per patent |
Non-Patent Literature or Publication - Searching | |
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DPS utilizes every possible resource and are experts in Searching for hard to find non-patent literature and other publications. All Files and Documents are nicely bookmarked and with OCR searchable text. |
$55 hr + cost |
IP Patent Searches | |
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IP Patent Searches |
See Searching |
Patent Downloads (instant) | |
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Patent Download System |
$2.00 each |
Certification Services | |
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Delivery time: Varies with circumstances. |
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DPS specializes in submitting the correct information in the proper format for all varies certification request and maintains constant communication with PTO regarding all request submitted to ensure the best turnaround times possible. |
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Certified Patent File History |
$100 + PTO fees |
Certified Assignment Chain of Title |
$100.00 + PTO fees |
Certified Patent Assignment Reel /Frame |
$100.00 + PTO fees |
Certified Patent Application as Filed |
$100.00 + PTO fees |
Certified Patent or Publication |
$100.00 + PTO fees |
Legalization & Authentication | |
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Delivery time: Within 1-2 weeks. |
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We authenticate documents from the US Department of State and certify them at the requested foreign consulate or embassyWe also apostille documents at the US Department of StateWe legalize all documents including patent and trademark registrations, assignments, agency agreements, and powers of attorney, applications, etc. |
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Authentication (For countries that only require an apostille) |
$150.00 + expenses |
Legalization (for countries that require authentication / embassy legalization) |
$125 + expenses |
Send orders and files to orders@dpsfiles.com
Ship physical documents to:
DPS Files, Inc.
1411 Washington Dr
Stafford, VA 22554
For questions or follow-up, you can call us at 202-999-0222.
We always confirm receipt of your documents via email.
To send us large files that are difficult to email, visit our SendThisFile page.
Search Our Current Collection of File Histories
US Format: |
Foreign Format: |
Professional Search
With our extensive PTO experience, we provide high quality professional patent search services. For details, call us at 1-202-999-0222.
You may also want to perform your own search with our new, up to date
US Pat Search System -
Try it Here